const upgrades = {
  "genesisHash": '0xe143f23803ac50e8f6f8e62695d1ce9e4e1d68aa36c1cd2cfd15340213f3423e',
  "versions": [
    [214356, 4],
    [392764, 7],
    [409740, 8],
    [809976, 20],
    [877581, 24],
    [879238, 25],
    [889472, 26],
    [902937, 27],
    [932751, 28],
    [991142, 29],
    [1030162, 31],
    [1119657, 32],
    [1199282, 33],
    [1342534, 34],
    [1392263, 35],
    [1431703, 36],
    [1433369, 37],
    [1490972, 41],
    [2087397, 43],
    [2316688, 44],
    [2549864, 45]
  ]
};
